22412044221200 has 120 divisors (see below), whose sum is σ = 57455304693600. Its totient is φ = 8376642708480.

The previous prime is 22412044221179. The next prime is 22412044221211. The reversal of 22412044221200 is 212244021422.

It is a self number, because there is not a number n which added to its sum of digits gives 22412044221200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19643510 + ... + 20753109.

It is an arithmetic number, because the mean of its divisors is an integer number (478794205780).

Almost surely, 2^{22412044221200} is an apocalyptic number.

22412044221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22412044221200 is an abundant number, since it is smaller than the sum of its proper divisors (35043260472400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22412044221200 is a wasteful number, since it uses less digits than its factorization.

22412044221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40396729 (or 40396718 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 22412044221200 its reverse (212244021422), we get a palindrome (22624288242622).

The spelling of 22412044221200 in words is "twenty-two trillion, four hundred twelve billion, forty-four million, two hundred twenty-one thousand, two hundred".